SERVICE DATA
TIGHTENING TORQUE
1
2
TIGHTENING TORQUE 2E0BO002
TIGHTENING TORQUE
Hydraulic hose
Bite-type pipe fitting for steel pipe
Nominal thread
diameter
Tightening torque
Parallel internal-thread
external-seat union
joint for piping
Tapered external-
thread joint for piping
N·m ft-lb N·m ft-lb
G(R)1/8
+4.9
15
0
+3.6
11
0
11.8 ± 1.2 8.7 ± 0.8
G(R)1/4
+4.9
25
0
+3.6
18
0
29.4 ± 2.9 21.7 ± 2.1
G(R)3/8
+4.9
49
0
+3.6
36
0
53.9 ± 5.4 39.8 ± 3.9
G(R)1/2
+4.9
64
0
+3.6
47
0
88.3 ± 8.8 65.1 ± 6.4
G(R)3/4
+4.9
132
0
+3.6
97
0
147.1 ± 14.7 108.5 ± 10.7
G(R)1
+4.9
196
0
+3.6
145
0
196.1 ± 19.6 144.7 ± 14.3
G(R)1 1/4
+4.9
225
0
+3.6
166
0
——
G(R)1 1/2
+4.9
255
0
+3.6
188
0
——
Nominal thread diameter
Tightening torque
UNF internal-thread flat-face sealing
union joint
N·m ft-lb
9/16-18 UNF
+4.9
25
0
+3.6
18
0
11/16-16 UN
+4.9
37
0
+3.6
27
0
13/16-16 UN
+4.9
75
0
+3.6
55
0
1-14 UNS
+4.9
110
0
+3.6
81
0
1 3/16-12 UN
+4.9
150
0
+3.6
110
0
1 7/16-12 UN
+4.9
190
0
+3.6
140
0
Outer diameter of pipe
(mm)
Tightening torque
N·m ft-lb
8 34.3 ± 4.9 23.5 ± 3.5
10 41.7 ± 2.5 30.7 ± 1.7
12 58.8 ± 4.9 43.4 ± 3.5
15 88.3 ± 4.9 65.1 ± 3.5
16 93.2 ± 4.9 68.7 ± 3.5
18 132.4 ± 4.9 97.6 ± 3.5
22 205.9 ± 9.8 151.8 ± 7.2
27.2 245.2 ± 9.8 181.0 ± 7.2
28 313.8 ± 19.6 231.4 ± 14.3
32 313.8 ± 19.6 231.4 ± 14.3
35 411.9 ± 19.6 303.7 ± 14.3
1
2
2E0BO04
1 Parallel internal-thread external-seat
union joint for piping
2 Tapered external-thread joint for piping
2E0BO03
3
3 UNF internal-thread flat-face sealing
union joint